Global Patent Index - EP 2107076 A1

EP 2107076 A1 20091007 - Conjugated polymer comprising dibenzothiophene- or dibenzofuran-units and their use in polymer LEDs

Title (en)

Conjugated polymer comprising dibenzothiophene- or dibenzofuran-units and their use in polymer LEDs

Title (de)

Konjugierte Polymere enthaltend Dibenzothiophen- oder Dibenzofuran-Einheiten und deren Verwendung in Polymer-LEDs

Title (fr)

Polymères conjuguées contenant unités de dibenzothiophene ou de dibenzofuran et utilisation en PLEDs

Publication

EP 2107076 A1 20091007 (EN)

Application

EP 09009643 A 20030312

Priority

  • EP 03251503 A 20030312
  • JP 2002071629 A 20020315
  • JP 2002114649 A 20020417
  • JP 2002164077 A 20020605

Abstract (en)

Provided is a light emitting thin film comprising a polymer compound having a polystyrene reduced number average molecular weight of 10 3 -10 8 , and comprising a repeating unit of formula (2-1) to (2-5): wherein, X represents S or O; R 1 , R 2 , R 3 , R 4 , R 5 , R 6 , R 7 , R 8 , R 9 and R 10 , each independently represent an alkyl group, alkoxy group, alkylthio group, aryl group, aryloxy group, arylthio group, arylalkyl group, arylalkoxy group, arylalkylthio group, arylalkenyl group, arylalknyl group, amino group, substituted amino group, silyl group, substituted silyl group, halogen atom, acyl group, acyloxy group, imino group, amide group, imide group, monovalent heterocyclic group, carboxyl group, or substituted carboxyl group; a and b each independently represent an integer of 0-3; c, d, e, and f independently represent an integer of 0-5; g, h, i, and j each independently represent an integer of 0-7; and each of a+b, c+d, e+f, g+h, and i+j is one or more.

IPC 8 full level

C08G 61/12 (2006.01); C09K 11/06 (2006.01); H05B 33/14 (2006.01); H10K 99/00 (2023.01)

CPC (source: EP KR US)

C08G 61/122 (2013.01 - EP KR US); C08G 61/125 (2013.01 - EP KR US); C08G 61/126 (2013.01 - EP KR US); C09K 11/06 (2013.01 - EP US); H10K 50/11 (2023.02 - KR); H10K 50/14 (2023.02 - KR); H10K 85/111 (2023.02 - EP KR US); H10K 85/113 (2023.02 - EP KR US); H10K 85/114 (2023.02 - KR); H10K 85/151 (2023.02 - KR); H10K 85/615 (2023.02 - KR); C08G 2261/11 (2013.01 - EP US); C08G 2261/122 (2013.01 - EP US); C08G 2261/3162 (2013.01 - EP US); C08G 2261/3241 (2013.01 - EP US); C08G 2261/3242 (2013.01 - EP US); C08G 2261/3243 (2013.01 - EP US); C08G 2261/5222 (2013.01 - EP US); C09K 2211/1408 (2013.01 - EP US); C09K 2211/1416 (2013.01 - EP US); C09K 2211/1433 (2013.01 - EP US); C09K 2211/145 (2013.01 - EP US); C09K 2211/1458 (2013.01 - EP US); C09K 2211/1466 (2013.01 - EP US); C09K 2211/1483 (2013.01 - EP US); H10K 50/11 (2023.02 - EP US); H10K 50/14 (2023.02 - EP US); H10K 85/114 (2023.02 - EP US); H10K 85/151 (2023.02 - EP US); H10K 85/30 (2023.02 - EP US); H10K 85/341 (2023.02 - EP US); H10K 85/342 (2023.02 - EP US); H10K 85/615 (2023.02 - EP US); H10K 85/631 (2023.02 - EP US); H10K 2102/00 (2023.02 - KR); Y10S 428/917 (2013.01 - EP US)

Citation (applicant)

Citation (search report)

  • [Y] US 5876864 A 19990302 - KIM CHUNG YUP [KR], et al
  • [A] EP 0295676 A2 19881221 - BASF AG [DE]
  • [Y] WIRTH, WAESE, KERN: "Synthese und Eigenschaften von Oxydo-p-Oligophenylenen", DIE MAKROMOLEKULARE CHEMIE, vol. 86, 1965, pages 139 - 167, XP009012341
  • [Y] SIRRINGHAUS, FRIEND, WANG, LEUNINGER, MÜLLEN: "Dibenzothienobisbenzothiophene - a novel fused ring oligomer with high field-effect mobility", JOURNAL OF MATERIALS CHEMISTRY, vol. 9, 1999, pages 2095 - 2101, XP002244281

Designated contracting state (EPC)

DE FR GB NL

DOCDB simple family (publication)

EP 1344788 A1 20030917; EP 1344788 B1 20100623; DE 60333053 D1 20100805; EP 2107076 A1 20091007; KR 100985703 B1 20101006; KR 101030248 B1 20110422; KR 20030074428 A 20030919; KR 20100045963 A 20100504; SG 128438 A1 20070130; TW 200304487 A 20031001; TW I340758 B 20110421; US 2004002576 A1 20040101; US 7208567 B2 20070424

DOCDB simple family (application)

EP 03251503 A 20030312; DE 60333053 T 20030312; EP 09009643 A 20030312; KR 20030015782 A 20030313; KR 20100035863 A 20100419; SG 200301432 A 20030311; TW 92105442 A 20030313; US 38671003 A 20030313